Switch Modules Provide High-, Low- or Intermediate-Level Alarms or Control Logic Standard Switch Modules High Temperature Switch Module Explosion-Proof Switch Module 3.5˝ (89 mm) Approx. Approx. 6˝ 6˝ (152 mm) (152 mm) 1/2˝ NPT 3.75˝ (95 mm) DIAMETER • CSA Approved • Withstands Temperatures of 750°F (399°C) • UL, CSA, FM Approved • Includes Stainless Steel Mounting Clamp • 316 Stainless Steel Construction • Withstands Temperatures of 750°F (399°C) LEVEL INDICATORS – VISUAL • Polysulfone Housing • 1/2˝ MNPT Conn. • J-Box Terminated • Withstands Temperatures to 300°F (148.9°C) • Includes Stainless Steel Mounting Clamp • Stainless Steel Construction • Connection: 1/4˝ FNPT • Includes Stainless Steel Mounting Clamp Switch Logic (All Models) Mounting For Intrinsic Switches mount opposite flags (180°) and may be Switch closes on rising level Lead Wires Up and remains closed until Safety...These positioned next to each other for multiple actuation opened by falling level. switch modules requirements. can be rendered intrinsically safe with Switch opens on rising level the use of GEMS STANDARD Lead Wires Down and remains open until SAFE-PAKS® and Zener MODULE FLAG closed by falling level. Barriers. See Section L. ASSEMBLY How To Order Switch modules can be added to any SureSite Indicator at any time. Specify the Part SWITCH ACTUATION Number and quantity of switches desired on Product Check List. POINTS Switches mount opposite Part Numbers – Based on SureSite Version flags, and are operated by the SureSite float. Switch Type Rating* Alloy & ASME Mini Plastic SureSite SureSite SureSite Standard SPST 20VA 86435 86567 80469 HIGH TEMP MODULE SPST 20VA 83150 83150-M 83150-P SURESITE HOUSING Hi-Temp SPDT 20VA 84320 84320-M 84320-P SPST 20VA 83130 83130-M 83130-P Explosion- SPDT 20VA 84330 84330-M 84330-P Proof DPDT, 120 VAC 10A 83100 83100-M 83100-P DTDT, 24 VDC 10A 83110 83110-M 83110-P * See “Electrical Data” on Page X-5 for more information. = Stock item Indicating Scales These optional stainless steel indicating scales provide a numerical readout of the liquid level in addition to the flag indication. They mount alongside the flag assembly for easy viewing. • Available in 1.5˝ and 3˝ wide versions. • Markings: Feet and Inches Inches Metric (Decameter, centimeter, millimeter) Custom marked graduations such as gallons, liters or percentage available. D-18 Visit www.GemsSensors.com for most current information.
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